Mitochondrial Dynamics Controlled by Mitofusins Regulate Agrp Neuronal Activity and Diet-Induced Obesity
Dietrich MO, Liu ZW, Horvath TL. Mitochondrial Dynamics Controlled by Mitofusins Regulate Agrp Neuronal Activity and Diet-Induced Obesity. Cell 2013, 155: 188-199. PMID: 24074868, PMCID: PMC4142434, DOI: 10.1016/j.cell.2013.09.004.Peer-Reviewed Original ResearchConceptsMitochondrial dynamicsEnergy metabolismCell-type specificCellular energy metabolismWhole-body energy metabolismKey organellesMitofusin 1Mitofusin 2High-fat dietMitochondria sizeAgRP neuronsMfn1Anorexigenic pro-opiomelanocortin (POMC) neuronsAgRP neuronal activityKnockout miceMetabolismPro-opiomelanocortin (POMC) neuronsFusion mechanismDiet-Induced ObesityMitofusinsOverfed stateImportant roleCellsDynamic changesOrganellesHunger-promoting hypothalamic neurons modulate effector and regulatory T-cell responses
Matarese G, Procaccini C, Menale C, Kim JG, Kim JD, Diano S, Diano N, De Rosa V, Dietrich MO, Horvath TL. Hunger-promoting hypothalamic neurons modulate effector and regulatory T-cell responses. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 6193-6198. PMID: 23530205, PMCID: PMC3625304, DOI: 10.1073/pnas.1210644110.Peer-Reviewed Original ResearchMeSH KeywordsAdaptive ImmunityAllelesAnimalsAntigensAutoimmunityCatalytic DomainEncephalomyelitis, Autoimmune, ExperimentalFlow CytometryFood DeprivationForkhead Transcription FactorsGenetic Predisposition to DiseaseHumansHungerHypothalamusInflammationMiceMice, KnockoutMice, TransgenicMyelin SheathNeuronsSirtuin 1T-Lymphocytes, RegulatoryThymus GlandConceptsRegulatory T cell responsesDelayed-type hypersensitivity responseHypothalamic feeding circuitsPeptide-expressing neuronsRegulatory T cellsSympathetic nervous systemT cell responsesForkhead box P3T helper 1Adaptive immune responsesWhole-body energy metabolismLow energy availabilityT cell activationAutoimmune disease susceptibilityBox P3Hypothalamic agoutiThymic generationHelper 1Hypersensitivity responseProinflammatory cytokinesHypothalamic neuronsSuppressive capacityT cellsImmune responseNervous systemHypothalamic control of energy balance: insights into the role of synaptic plasticity
Dietrich MO, Horvath TL. Hypothalamic control of energy balance: insights into the role of synaptic plasticity. Trends In Neurosciences 2013, 36: 65-73. PMID: 23318157, DOI: 10.1016/j.tins.2012.12.005.Peer-Reviewed Original ResearchConceptsWhole-body energy metabolismRegion-specific expressionGenetic toolsPeripheral tissue functionsMetabolism regulationMetabolic hormone receptorsEnergy metabolismTissue functionMetabolic eventsRole of neuronsHormone receptorsRegulationGlial cellsHypothalamic controlSynaptic plasticityCentral regulationNeuronal circuitsBrain circuitsEnormous leapPlasticitySurprising findingRoleExpressionMetabolismDynamic process